Base | Representation |
---|---|
bin | 1101011000110111001… |
… | …0100111011111110011 |
3 | 210222200221101111200002 |
4 | 3112031302213133303 |
5 | 12232031100414443 |
6 | 253355514020215 |
7 | 22421625534146 |
oct | 3261562473763 |
9 | 728627344602 |
10 | 230012123123 |
11 | 89602935542 |
12 | 386b271766b |
13 | 188c806a303 |
14 | b1bdda405d |
15 | 5eb31952b8 |
hex | 358dca77f3 |
230012123123 has 24 divisors (see below), whose sum is σ = 247227457680. Its totient is φ = 213342932160.
The previous prime is 230012123119. The next prime is 230012123129. The reversal of 230012123123 is 321321210032.
It is not a de Polignac number, because 230012123123 - 22 = 230012123119 is a prime.
It is a super-2 number, since 2×2300121231232 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230012123095 and 230012123104.
It is not an unprimeable number, because it can be changed into a prime (230012123129) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279479690 + ... + 279480512.
It is an arithmetic number, because the mean of its divisors is an integer number (10301144070).
Almost surely, 2230012123123 is an apocalyptic number.
230012123123 is a deficient number, since it is larger than the sum of its proper divisors (17215334557).
230012123123 is an frugal number, since it uses more digits than its factorization.
230012123123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2019 (or 1196 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 230012123123 its reverse (321321210032), we get a palindrome (551333333155).
The spelling of 230012123123 in words is "two hundred thirty billion, twelve million, one hundred twenty-three thousand, one hundred twenty-three".
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